Keep your scalp soothed and calmed with the 1922 by J.M. Keune Purifying Shampoo. A mild cleansing shampoo made with enriched ingredients to keep your hair and scalp purified to perfection. Infused with Zinc pyrithione to slow down the malassezia type fungus which causes dandruff. Hair will be left soft, refreshed and free of dandruff.